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| 1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | 27 |
| 28 // Flags: --max-new-space-size=256 | 28 // Flags: --max-new-space-size=256 |
| 29 "use strict"; | 29 "use strict"; |
| 30 | 30 |
| 31 // Check for GC bug constructing exceptions. | 31 // Check for GC bug constructing exceptions. |
| 32 var v = [1, 2, 3, 4] | 32 var v = [1, 2, 3, 4]; |
| 33 | 33 |
| 34 Object.preventExtensions(v); | 34 Object.preventExtensions(v); |
| 35 | 35 |
| 36 function foo() { | 36 function foo() { |
| 37 var re = /2147483647/; // Equal to 0x7fffffff. | 37 var re = /2147483647/; // Equal to 0x7fffffff. |
| 38 for (var i = 0; i < 10000; i++) { | 38 for (var i = 0; i < 10000; i++) { |
| 39 var ok = false; | 39 var ok = false; |
| 40 try { | 40 try { |
| 41 var j = 1; | 41 var j = 1; |
| 42 // Allocate some heap numbers in order to randomize the behaviour of the | 42 // Allocate some heap numbers in order to randomize the behaviour of the |
| 43 // garbage collector. 93 is chosen to be a prime number to avoid the | 43 // garbage collector. 93 is chosen to be a prime number to avoid the |
| 44 // allocation settling into a too neat pattern. | 44 // allocation settling into a too neat pattern. |
| 45 for (var j = 0; j < i % 93; j++) { | 45 for (var j = 0; j < i % 93; j++) { |
| 46 j *= 1.123567; // An arbitrary floating point number. | 46 j *= 1.123567; // An arbitrary floating point number. |
| 47 } | 47 } |
| 48 v[0x7fffffff] = 0; // Trigger exception. | 48 v[0x7fffffff] = 0; // Trigger exception. |
| 49 assertTrue(false); | 49 assertTrue(false); |
| 50 return j; // Make sure that future optimizations don't eliminate j. | 50 return j; // Make sure that future optimizations don't eliminate j. |
| 51 } catch(e) { | 51 } catch(e) { |
| 52 ok = true; | 52 ok = true; |
| 53 assertTrue(re.test(e), 'e: ' + e); | 53 assertTrue(re.test(e), 'e: ' + e); |
| 54 } | 54 } |
| 55 assertTrue(ok); | 55 assertTrue(ok); |
| 56 } | 56 } |
| 57 } | 57 } |
| 58 | 58 |
| 59 foo(); | 59 foo(); |
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